Saprudin, S., Rosyani, P., Putra, B.M. , Haura, A. , Juanda, L. and Ainun, V. 2025. Use of Expert System in Determining Water Management in Agriculture with Methods: Fuzzy Logic and Rule-Based Decision Making. Formosa Journal of Science and Technology . 4, 1 (Jan. 2025), 451–464. DOI:https://doi.org/10.55927/fjst.v4i1.13490.